.xxk{
    width:96%;
    height:3em;
    background:#ccc; 
    margin:0 auto;
    color:#000;
    border-radius: 5em;
    font-size: 18px;
}

.left{
 
    width:48%;
    line-height:3em;
    float:left;
    text-align: center;
    
}
.left:hover{
    color:#fff;
    background:#218DD5;
    border-top-left-radius:5em;
    border-bottom-left-radius:5em;
}
.right{
    width:48%;
    line-height:3em;
    text-align: center;
    width:48%;
    float:right;
}
.right:hover{
    color:#fff;
    background:#218DD5;
    border-top-right-radius:5em;
    border-bottom-right-radius:5em;
}
.tz{
    
    height:15.2em;
    width:96%;

    margin:0 auto;
}
.tz ul li{
    border-bottom: 1px dotted #ccc;
    height:3em;
    text-align: left;
    padding-left: 1em;
    line-height: 3em;
}
.gg{
    
    height:15.2em;
    width:96%;
    display:none;
    margin:0 auto;
}
.gg ul li{
    border-bottom: 1px dotted #ccc;
    height:3em;
    text-align: left;
    padding-left: 1em;
    line-height: 3em;
}
